package org.example;

/**
 * Hello world!
 *
 */
public class App 
{
    public static void main( String[] args )
    {

        System.out.println( "Hello World!" );
        Student stu=new Student();
        stu.setName("123");
        stu.setId(1);
        stu.setAge(100);
        System.out.println(stu);

    }

}
